At the base of our brain, where the back of our neck meets our head, may lurk the voice of a 400 million-year-old fish. Chirps, croaks, growls – even the dulcet tones of the human voice – might have a ...

Throughout your baby’s development, you’ll hear them make lots of unusual sounds both when they’re awake and asleep. Their bodies are still developing and learning the bodily functions we all take for ...